KR20070108694A - A water cooler - Google Patents

Abstract

A water cooler is provided to ensure stabilized delivery of cool water at a desired temperature by connecting more than two cooling modules, and to increase cooling efficiency at a low cost with an aluminum heat exchanger. A water cooler includes a cooling module(10) comprising a cooling member(20), and a housing(30). The cooling member comprises tubes made of a plurality of plate-shaped manifolds with a plurality of fins attached on its side and defined by a plurality of adjacent fine tubes where refrigerant circulates, and first and second headers in communication with the overall or part of opposite ends of the manifolds respectively, and having a refrigerant inlet and an outlet. The housing is contoured with a cooling water inlet(31) and an outlet(32) on the upper and lower side, wherein the cooling is embedded, spaced apart an internal wall of the housing, and the refrigerant inlet and outlet are projected and secured in a through-hole on the upper and lower side of the housing.

Description

A water cooler

1A is a perspective view of a cooler according to a first embodiment of the present invention;

Figure 1b is a perspective view of the cooling member used in the cooling module of the cooling water cooler of Figure 1a,

2a is a perspective view of a cooler according to a second embodiment of the present invention;

Figure 2b is a perspective view of the cooling member used in the cooling module of the cooler of Figure 2a,

3 is a perspective view of a cooler according to a third embodiment of the present invention;

4 is a perspective view of a cooler according to a fourth embodiment of the present invention;

5 is a perspective view of one example of a multi-cochle used for the cooling member of the cooling water heater of FIGS. 1B, 2B, 3, and 4.

Explanation of symbols on the main parts of the drawings

10: cooling module 20: cooling member

21: First header 21a: First refrigerant inflow header

21b: First connection header 21c: First refrigerant leakage header

22: second header 22a: second one-sided connection header

22b: second connection header 24: refrigerant inlet

25: refrigerant outlet 26: multi branch pipe

27: microtubule part 28: fin

30: housing 31: cooling water inlet

32: cooling water outlet 33: cooling water passing through

34: refrigerant supply header 35: refrigerant convergence header

The present invention is used in a wide range of applications, such as cooling water, more specifically, friction heat cooling during cutting, cooling of the material during heat treatment, aquarium of cold water fish species, temperature control of a large animal in summer, or edible cold water required for pig breeding It relates to an industrial cooling water supply device.

As such, although the cooling water is used very widely, there is a problem that it is necessary to install groundwater or to install an expensive cooling water supply because there is no suitable cooling water supply that can be generally used.

In order to solve the above problems, an object of the present invention is to provide a simple and inexpensive cooling water structure.

Another object of the present invention is to provide a cooling water of a required temperature by modularizing and connecting the cooling water with high cooling efficiency in a simple manner, and easy to install and operate.

In order to achieve the above object, the present invention provides a plurality of plate-shaped multi-tube tubes, each of which is partitioned into a plurality of adjacent microtubules through which refrigerant is circulated, and a plurality of fins are attached to the side, and all or a plurality of the above-described multi-tube tubes. A cooling member which is connected in communication with both ends of each of the first and second headers, the first and second headers having an inlet and an outlet of the refrigerant; Cooling water inlet and outlet is formed in the upper and lower parts, the upper cooling member is built with a gap between the inner wall surface and the inlet and outlet of the refrigerant is projected fixed to the through hole formed in the upper or lower; It provides a water cooler comprising a cooling module consisting of.

The header may be installed to be in communication with a part of the entire plurality of manifolds to form a flow path of the refrigerant, and an appropriate number of connection headers may be used.

By connecting two or more cooling modules consisting of the cooling member and the housing, it is possible to increase the cooling capacity, each cooling module is connected through the passage of the cooling water or the refrigerant supply header and the refrigerant converging header. In addition, the refrigerant inlet and outlet of the cooling member are fixed to the refrigerant supply header and the refrigerant converging header through through holes formed in the housing, and the first and second headers are installed to contact the upper and lower inner walls of the housing. Stability can be secured. At this time, the inlet of the coolant supply header and the outlet of the coolant convergence header are preferably directed in opposite directions to correct the pressure difference in each of the cooling modules communicated in parallel.

Preferably, the inlet and outlet of the coolant formed in the housing are divided into upper and lower parts, and in the case of using two or more cooling modules, the cooling water may be formed by passing through the inlet and outlet of the cooling water so as to communicate with each other. It is necessary to flow sequentially.

In addition, the cooling member of the present invention can reduce the manufacturing cost with high cooling efficiency by using an aluminum material excellent in moldability and corrosion resistance.

The cooling water of the present invention can be configured by using one or two or more cooling modules including one housing and one or more cooling members, so that the number of modules or one of the cooling members built into one cooling module can be configured according to the required conditions. You can select the number.

In addition, the cooling member is preferably compactly embedded in the interior of the cooling water so that the cooling water flows along the inner wall of the housing to form a water film for more efficient heat exchange.

Hereinafter, the coolant of the present invention according to the accompanying drawings will be described in more detail by examples.

FIG. 1A is a perspective view of a cooler according to a first embodiment of the present invention, and FIG. 1B is a perspective view of a cooling member used in the cooler of FIG. 1A.

The cooling water of FIG. 1A is a tubular portion made up of a plurality of plate-shaped manifolds 26 partitioned into a plurality of adjacent microtubules 27 and a plurality of fins 28 attached to the side, and the plurality of manifolds 26 above. A cooling member 20 comprising a first header 21 in communication with one end of the second header 22 and a second header 22 in communication with the other ends of the plurality of multiple pipes 26; The cooling member 20 is embedded therein, and the inlet part 31 and the outlet part 32 of the coolant are respectively provided, and the coolant inlet part 24 and the coolant outflow part of the cooling member 20 through through holes formed in the upper surface. Three cooling modules (10) consisting of three cooling modules (10) formed in the cooling member 20 is connected to each other so that the refrigerant inlet portion (24) formed in communication with each other in parallel communication. The refrigerant supply header 34 and the refrigerant outlet 25 are coupled by one refrigerant converging header 35 connected to communicate in parallel.

The three cooling modules 10, the inlet 31 of the cooling water is formed on the upper left of the first cooling module, the outlet 32 of the cooling water formed on the lower right of the first cooling module and the second cooling Cooling water flows through the cooling module 10 in order in such a manner that the inlet portion 31 of the cooling water formed at the lower right of the module is connected. That is, in the case of a cooler using three cooling modules, two coolant passages 33 are formed.

As shown in FIG. 1A, the three refrigerant inlets 24 and the refrigerant outlets 25 protruding through the through-holes of the housing 30 of each cooling module 10 are fixed to the inlet 34a and the outlet, respectively. 35a is communicated in parallel by the refrigerant supply header 34 and the refrigerant converging header 35 which face in opposite directions. Reference numerals 34a and 35a denote the inlet of the refrigerant supply header and the outlet of the refrigerant convergence header, respectively.

Thus, each cooling module 10 is coupled by the cooling water passing portion 33 and the refrigerant supply header 34 and the refrigerant converging header 35, and if necessary use a separate support device for stably supporting Can be.

The cooling water of the present invention having the configuration as described above circulates through the cooling member 20 through the refrigerant inlet 24 of each cooling module 10 in which the refrigerant flowing through the refrigerant supply header 34 communicates in parallel. Next, the refrigerant is discharged through the outlet 25 and the refrigerant outlet 24 of each cooling module 10 is gathered and discharged in one refrigerant converging header 35 connected in parallel communication.

Meanwhile, the coolant flows into the coolant inlet 31 formed on the upper left side of the first cooling module and flows through the space between the inner wall of the housing 30 of the cooling module 10 and the cooling member 20. After heat exchange with the refrigerant of 20), it flows into the second cooling module via the coolant passage 33. After passing through the cooling module 10 in this manner, the coolant is exited through the coolant outlet 32 formed at the lower right of the third cooling module.

FIG. 1B is a cooling member used for the coolant of FIG. 1A, comprising: a plate-shaped dodge tube 26 having twenty-four rectangular cross sections with fins attached to its side; The first inflow header 21a in communication with one end of the twelve manifolds 26 of the manifolds 26 and the inlet 24 of the coolant is formed, and the remaining twelve manifolds 26 adjacent to each other. A first header 21 made up of a first outlet header 21c communicating with one end and having an outlet 25 of the refrigerant; A second header 22 in communication with the other ends of all twenty-four manifolds 26; Consists of

The cooling member 20 having the above configuration includes twelve multi-pipes in which the refrigerant introduced into the cooling module 10 through the refrigerant supply header 34 and the refrigerant inlet part 24 communicates with the first inlet header 21a. Dispersed through the microtubule part 27 of (26), the direction is changed while passing through the second header 22, the first outflow header via the microtubule part 27 of the remaining 12 dodge pipe 26 Out through the 21c, the coolant outlet 25, and the coolant convergence header 35. As a result, the refrigerant in the cooling member 20 forms a U-shaped flow path, thereby increasing the amount of heat exchange.

FIG. 2A is a perspective view of a cooler according to a second embodiment of the present invention, and FIG. 2B is a perspective view of the cooling member 20 used in the cooler of FIG. 2A.

The cooling water of FIG. 2A is a tubular section consisting of 24 plated multi-tubes 26 partitioned into a plurality of adjacent microtubules 27 and a plurality of fins 28 attached to the side, and the plurality of multi-tubes 26 above. A cooling member (20) consisting of a first head (21) in communication with one end of the second header (22) in communication with the other ends of the twenty-four manifolds (26); The cooling member 20 is embedded therein, and the inlet part 31 and the outlet part 32 of the cooling water are respectively provided, and the refrigerant inlet part 24 of the cooling member 20 is provided through the through hole formed in the upper surface. A housing 30 to which the refrigerant outlet part 25 protrudes and is fixed; One coolant supply header 34 and a coolant outlet 25 connected to each of the four coolant modules 10 formed in the cooling member 20 are connected in parallel to each other. It is coupled by one refrigerant converging header 35 connected to communicate in parallel.

The four cooling modules 10, the inlet portion 31 of the cooling water is formed on the upper left side of the first cooling module, the outlet of the cooling water formed on the lower right side of the first cooling module and the second cooling module Cooling water flows through the four cooling modules in turn in such a manner that the inlet of the coolant formed on the lower right side is connected. Therefore, the passage 33 of the cooling water is formed in the lower right side between the first and second cooling modules and the third and fourth cooling modules, and the passage 33 of the cooling water is located in the upper left side of the second and third cooling modules. ) Is formed so that a total of three passages 33 are formed.

Cooling water having the above configuration, with respect to the operation and effects of the flow of cooling water, supply and convergence of the coolant, except that the cooling module 10 is four and the position and number of the connection portion 33 of the cooling water is different. Since it is the same as FIG. 1A, the description thereof will be replaced.

However, the positions of the coolant inlet 31, the coolant outlet 32, and the coolant passage 33 of the coolant of FIG. 2A may be different from those of FIG. 2A, but the upper and lower positions may be changed.

The cooling member 20 of FIG. 2B includes twenty-four plate-shaped multi-pipes 26 having twenty-four rectangular cross-sections with fins 28 attached to their sides; The first inflow header 21a, which communicates with one end of six of the twenty four pipes 26 and the inlet 24 of the refrigerant is formed, and the twelve dodging pipes 26 adjacent thereto. The first header 21 is composed of a first connection header 21b in communication with one end of the first outlet header 21b and a first outlet header 21c in communication with one end of the remaining six manifolds and having an outlet portion 25 of the refrigerant formed therein. Wow; The second one-sided connection header 22a in communication with the other end of the twelve manifolds 26, including the manifold tube 26 in communication with the first inflow header 21a, and the remaining twelve manifold tubes adjacent thereto. A second header 22 composed of a second other connection header 22b in communication with the other end of 26; Consists of

In the cooling member 20 having the above configuration, the refrigerant introduced through the refrigerant inlet part 24 and the first inlet header 21a is dispersed and passed through the microtubes 27 of the six multi-coated pipes 26. 2, the direction is changed while passing through the one-sided connection header 22a and flows into the first connection header 21b through the six adjacent plural pipes 26, and again, the direction of the six adjacent plural pipes 26 is changed. It flows through the micro tube 27 to the second other connection header 22b. The coolant collected in the second connection header 22b is connected to the cooling member 20 through the first outlet header 21c and the coolant outlet 25 along the microtubes 27 of the remaining six manifolds 26. By exiting, a W-shaped refrigerant passage is formed, and the cooling capacity is increased as compared with the U-shaped passage. If the configuration includes two or more cooling modules 10, the coolant may exit through the coolant convergence header 35 communicated with the coolant outlet 25.

3 is a perspective view of a cooler according to a third embodiment of the present invention, in which three cooling members 20 are embedded in one housing 30.

The coolant of FIG. 3 includes three cooling members 20 of FIG. 1B; The cooling member 20 is built-in and the inlet portion 24 and the outlet portion 25 of the refrigerant is protruded through the through-hole formed on the upper surface is fixed, the inlet portion 31 and outlet portion 32 of the cooling water One housing 30 formed; A refrigerant supply header 34 connected to the refrigerant inlet part 24 in parallel communication; A coolant convergence header 35 connected to the coolant outlet 25 in parallel communication; It consists of one cooling module 10 made of.

The above cooling water can use the cooling member or other suitable cooling member of Figures 1b and 2b, the configuration and operation, except that there is no passage portion 33 of the cooling water by using one housing 30, that is, Since the inflow and outflow of the cooling water, the inflow, circulation, and outflow of the coolant are the same as those described with reference to FIGS. 1A to 2B, detailed descriptions thereof will be omitted.

The cooling water having such a configuration has an advantage that the circulation speed of the cooling water is faster and the volume is smaller than that of the structure in which the three cooling modules 10 each consisting of one cooling member 20 are connected.

4 is a perspective view of a cooler according to a fourth embodiment of the present invention.

Communicating with a tubular portion of 24 plated multi-tubes 26 partitioned into a plurality of adjacent microtubules 27 and having a plurality of pins 28 attached to the side, and one end of the plurality of multi-tubes 26 above. A cooling member (20) consisting of a first head (21) and a second header (22) communicating with the other ends of the twenty-four multi-pipes (26) above; The cooling member 20 is embedded therein, and the inlet part 31 and the outlet part 32 of the cooling water are respectively provided, and the refrigerant inlet part 24 of the cooling member 20 is provided through the through hole formed in the upper surface. A housing 30 having a coolant outlet 25 protruding from the through hole formed in the lower surface thereof; One coolant supply header 34 and a coolant outlet 25 connected to each of the four coolant modules 10 formed in the cooling member 20 are connected in parallel to each other. It is coupled by one refrigerant converging header 35 connected to communicate in parallel.

The four cooling modules 10, the inlet portion 31 of the cooling water is formed on the upper left side of the first cooling module, the outlet of the cooling water formed on the lower right side of the first cooling module and the second cooling module Cooling water flows through the four cooling modules in turn in such a manner that the inlet of the coolant formed on the lower right side is connected. Therefore, the passage 33 of the cooling water is formed in the lower right side between the first and second cooling modules and the third and fourth cooling modules, and the passage 33 of the cooling water is located in the upper left side of the second and third cooling modules. ) Is formed so that a total of three passages 33 are formed.

Cooling water having a configuration as described above, the cooling module 10 is four and the position and number of the connection portion 33 of the cooling water is different, the position of the refrigerant supply header 34 and the refrigerant converging header 35, Since the connection header is not used, the operations and effects of the supply and convergence of the coolant are the same as in FIG. 1A except that the coolant forms a flow path in one direction.

However, the positions of the coolant inlet 31, the coolant outlet 32, and the coolant passing part 33 of the cooler of FIG. 2A may be different from those of FIG. 2A.

In the cooling water of FIG. 4, since the refrigerant supply header 34 is positioned at the upper portion of the cooling module 10 and the refrigerant converging header 35 is positioned at the lower portion of the cooling module 10, a separate support member for correcting a balance in use is used. Can be used.

Except for the direction of refrigerant supply and refrigerant outflow as described above, the circulation of the cooling water, the circulation of the refrigerant, and the like are the same as in FIG.

FIG. 5 is a perspective view of a multi-cochle used for the cooling members of FIGS. 1A to 4, in which a pin is attached to a side, and is rectangular in cross section, and is divided into seven adjacent microtubes.

Due to the microtube wall, the heat exchange area is wider, and the cooling efficiency is higher than that of the general round tube or plate tube.

The above-described multi-column tube is manufactured by extrusion molding or the like, and forms a communication port in conformity with the shape of the multi-column tube in the header, and then binds it by brazing.

 Although the present invention has been described above by way of examples, the present invention is not limited to the above embodiments, and the terminology used in the description of the embodiments should not be construed as limiting the scope of the invention. In the present invention, the number of the multi-tubes of the cooling member, the size of the multi-tubes, and the shape and number of the micro-tubes are also not limited to the above embodiment. For example, the position of the inlet, the outlet, or the passage of the coolant formed in the housing may be changed, and the number of cooling modules or the number of cooling members built into the cooling module is optional, and the coolant oil of the cooling member is also suitable. This can be adjusted using the connection header.

Cooling water of the present invention having the configuration as described above by using an aluminum heat exchanger having the same function as the radiator of the vehicle is excellent in cooling efficiency, low cost, simple structure and easy to install and use.

In addition, by simply connecting two or more cooling modules to be used, it is possible to stably supply cooling water of a desired temperature.

Claims (9)

A tubular portion made up of a plurality of plate-shaped multi-pipes 26 partitioned into a plurality of adjacent microtubular parts 27 through which refrigerant is circulated, and having a plurality of fins 28 attached to the side thereof, and all of the plurality of multi-pipes 26. Or a cooling member 20 which is connected in communication with both ends of each of the first and second headers 21 and 22 and has an inlet 24 and an outlet 25 of the refrigerant; The inlet part 31 and the outlet part 32 of the cooling water are formed in the upper and lower parts, and the cooling member 20 is embedded with a gap between the inner wall surface and the inlet part 24 of the refrigerant in the through hole formed at the upper part or the lower part. A housing 30 to which the outlet part 25 protrudes and is fixed; Cooling water comprising a cooling module 10 configured as. The first inlet header (21a) according to claim 1, wherein the first header (21) is in communication with one end of a half of the multi-column tube (26) and is adjacent to the first inflow header (21a) in which a coolant inlet (24) is formed. It is made of a first outflow header 21c in communication with one end of the remaining half of the plurality of pipes (26), the outlet portion 25 of the refrigerant is formed, the second header (22) is the all Cooling water, characterized in that configured to communicate with the other end of 26. The method of claim 1, wherein the first header 21 is in communication with one end of the quarter of the multi-pipe (26) and adjacent to the first inlet header (21a) formed with the inlet (24) of the refrigerant, The first connection header 21b communicated with one end of the one half bimodal pipe 26, and one end of the adjacent one quarter of the multimodal pipe 26, and the outlet 25 of the refrigerant is One half of the manifold tube 26, including the manifold tube 26 formed of the first outflow header 21c formed therein and the second header 22 communicating with the first inflow header 21a. Cooling water, characterized in that consisting of a second one side connection header (22a) in communication with the other end of, and the second other side connection header (22b) in communication with the other end of the remaining one half of the multi-column (26). The water cooler according to claim 1, wherein the cooling member (20) is made of aluminum.  4. The apparatus of claim 1, further comprising at least one cooling member (20); A refrigerant supply header (34) in which each refrigerant inlet part (24) of the plurality of cooling members (20) fixed to protrude through the through hole of the housing (30) communicates in parallel; A refrigerant converging header (35) in which each refrigerant outlet (25) of the plurality of cooling members (20) communicates in parallel; Cooler characterized in that it is further provided. 6. The water cooler as claimed in claim 5, wherein an inlet (34a) of the coolant supply header (34) and an outlet (35a) of the coolant convergence header (35) face in opposite directions. According to claim 1, wherein at least one of the cooling module (10); A refrigerant supply header 34 which protrudes through the through-holes of the housings 30 of the two or more cooling modules 10 and communicates with each of the refrigerant inlet portions 24 fixed in parallel; A refrigerant converging header 35 in which each refrigerant outlet part 25 communicates in parallel; Is further provided, the passage portion 33 of the cooling water is connected to the outlet portion 32 and the inlet portion 31 of the cooling water of the adjacent cooling module 10 to form a plurality of cooling modules (10) Cooling water, characterized in that to flow through in order. 8. The cooler according to claim 7, wherein an inlet (34a) of the coolant supply header (34) and an outlet (35a) of the coolant convergence header (35) face in opposite directions.  The coolant according to claim 7, wherein the cooling module (10) further comprises at least one cooling member (20).

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